// Copyright 2022 Matrix Origin
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package hnsw

import (
	"fmt"

	"github.com/matrixorigin/matrixone/pkg/common/moerr"
	"github.com/matrixorigin/matrixone/pkg/container/types"
	usearch "github.com/unum-cloud/usearch/golang"
)

func QuantizationToUsearch(typid int32) (usearch.Quantization, error) {
	switch typid {
	case int32(types.T_array_float32):
		return usearch.F32, nil
	case int32(types.T_array_float64):
		return usearch.F64, nil
	default:
		return usearch.F32, moerr.NewInternalErrorNoCtx(fmt.Sprintf("HNSW Quantization: type id not supported (type id = %d)", typid))
	}
}
